.return {
  margin-left: 40rpx;
  color: #fff;
  font-size: 40rpx;
}

.title {
  position: fixed;
  top: 0;
  background-color: rgba(46, 76, 100, 0);
  width: 100%;
  color: #ffffff;
  font-weight: bold;
  font-size: 32rpx;
  margin: 0;
  z-index: 99;
}

.title .x_icon {
  width: 20rpx;
  height: 20rpx;
  margin-left: 11rpx;
}

.screen {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.top {
  height: 540rpx;
  background-image: url("https://m.bjclb.cn/assets/classroom/index1.png");
  background-size: 100% 100%;
}

.top .weather {
  padding: 180rpx 0 0 29rpx;
}

.top .weather .weather_left div:nth-child(2) {
  margin-top: 10rpx;
}

.top .weather .weather_left div:nth-child(3) {
  padding: 10rpx 25rpx;
  background: #14c97c;
  border-radius: 50rpx;
  margin-top: 10rpx;
}

.top img {
  width: 150rpx;
  height: 150rpx;
  margin-left: 53rpx;
}

.equipment {
  margin-top: -272rpx;
  margin-left: 10rpx;
}

.equipment .equipment_list {
  display: flex;
  flex-wrap: wrap;
  margin: 0 30rpx;
}

.equipment .equipment_ {
  text-align: center;
  margin-left: 20rpx;
  margin-top: 20rpx;
  background-color: #fff;
  background: #ffffff;
  border-radius: 24rpx;
  padding: 22rpx 0 25rpx 0;
  width: 208rpx;
}

.equipment .equipment_:nth-child(3n-2) {
  margin-left: 0rpx;
}

.equipment .equipment_ .f-w {
  margin-bottom: 10rpx;
  width: 200rpx;
}

.equipment .equipment_ image {
  width: 140rpx;
  height: 100rpx;
  margin-bottom: 23rpx;
}

.blue {
  background-color: #247af1 !important;
}

.all_devices {
  margin: 60rpx 30rpx 0px 30rpx;
  padding-bottom: 180rpx;
}

.all_devices .list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.all_devices .list .devices_list {
  width: 285rpx;
  background-color: #fff;
  border-radius: 24rpx;
  padding: 13rpx 25rpx;
  margin-top: 20rpx;
}

.all_devices .list .devices_list view:nth-child(1) {
  display: flex;
  margin-bottom: 40rpx;
}

.all_devices .list .devices_list view:nth-child(2) {
  margin-bottom: 10rpx;
}

.all_devices .list .devices_list image:nth-child(1) {
  width: 140rpx;
  height: 100rpx;
  margin-right: 67rpx;
}
